Radeon HD 6970M and GeForce GT 520M - video card comparison
Passmark - benchmark score Radeon HD 6970M vs GeForce GT 520M
Radeon HD 6970M
2338
GeForce GT 520M
289
Radeon HD 6970M
GeForce GT 520M
Architecture
Terascale 2 (2009−2015)
Fermi (2010−2014)
GPU code name
Blackcomb XT
N12P-GP/LV
Market segment
Laptop
Laptop
Release date
January 2011
January 2011
Interface
MXM-B (3.0)
PCIe 2.0 x16
Supplementary power connectors
None
None
Core clock speed
680 MHz
740 / 600 MHz
CUDA cores
-
48
Floating-point performance
1,305.6 gflops
129.02 gflops
Manufacturing process technology
40 nm
40 nm
Number of transistors
1,700 million
585 million
Pipelines / CUDA cores
960
48
Power consumption (TDP)
75-100 Watt
12 Watt
Texture fill rate
32.64
5.9 billion/sec
Memory type
GDDR5
DDR3
Maximum RAM amount
2 GB
1536 MB
Memory bus width
256 Bit
64 Bit
Memory clock speed
900 MHz
800 MHz
Memory bandwidth
115.2 GB/s
12.8 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
11.2 (11_0)
12 API
CUDA
-
+
OpenCL
1.2
1.1
OpenGL
4.4
4.5
Shader Model
5.0
5.1
Vulkan
N/A
N/A
Optimus
-
+